<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Exception;

/**
 * 商品列表
 *
 * @icon fa fa-circle-o
 */
class Goods extends Backend
{
	
	protected $relationSearch = true;
	
	/**
	 * Goods模型对象
	 * @var \app\common\model\Goods
	 */
	protected $model = null;
	
	public function _initialize()
	{
		parent::_initialize();
		$this->model = new \app\common\model\Goods;
		
		$fetchData = [
			'is_sale' => \app\common\model\Goods::$_sale,
			'is_hot' => \app\common\model\Goods::$_hot,
			'is_new' => \app\common\model\Goods::$_new,
			'is_recommend' => \app\common\model\Goods::$_recommend,
		];
		$this->assignconfig($fetchData);
		
		$this->view->assign($fetchData);
	}
	
	/**
	 * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
	 * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
	 * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
	 */
	
	
	/**
	 * 查看
	 */
	public function index()
	{
		//设置过滤方法
		$this->request->filter(['strip_tags']);
		if ($this->request->isAjax()) {
			//如果发送的来源是Selectpage，则转发到Selectpage
			if ($this->request->request('keyField')) {
				return $this->selectpage();
			}
			list($where, $sort, $order, $offset, $limit) = $this->buildparams();
			$total = $this->model
				->with(['category', 'brand'])
				->where($where)
				->order($sort, $order)
				->count();
			
			$list = $this->model
				->with(['category', 'brand'])
				->where($where)
				->order($sort, $order)
				->limit($offset, $limit)
				->select();
			
			$list = collection($list)->toArray();
			$result = array("total" => $total, "rows" => $list);
			
			return json($result);
		}
		return $this->view->fetch();
	}
	
	/**
	 * 添加
	 */
	public function add()
	{
		if ($this->request->isPost()) {
			$params = $this->request->post("row/a");
			if ($params) {
				if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
					$params[$this->dataLimitField] = $this->auth->id;
				}
				$this->model->startTrans();
				try {
					//是否采用模型验证
					if ($this->modelValidate) {
						$name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
						$validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : true) : $this->modelValidate;
						$this->model->validate($validate);
					}
					$result = $this->model->allowField(true)->save($params);
					if(!$result) {
						throw new Exception($this->model->getError());
					}
					
					$recordModel = new \app\common\model\GoodsRecord();
					if(!$recordModel->createRecord($this->model->getLastInsID(), $params['price'])){
						throw new Exception('添加基数出错：'.$recordModel->getError());
					}
					$this->model->commit();
					$this->success();
				} catch (\think\exception\PDOException $e) {
					$this->model->rollback();
					$this->error($e->getMessage());
				} catch (\think\Exception $e) {
					$this->model->rollback();
					$this->error($e->getMessage());
				}
			}
			$this->error(__('Parameter %s can not be empty', ''));
		}
		return $this->view->fetch();
	}
}
